aws_sdk_dynamodb/operation/
batch_get_item.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `BatchGetItem`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct BatchGetItem;
6impl BatchGetItem {
7    /// Creates a new `BatchGetItem`
8    pub fn new() -> Self {
9        Self
10    }
11    pub(crate) async fn orchestrate(
12                        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
13                        input: crate::operation::batch_get_item::BatchGetItemInput,
14                    ) -> ::std::result::Result<crate::operation::batch_get_item::BatchGetItemOutput, ::aws_smithy_runtime_api::client::result::SdkError<crate::operation::batch_get_item::BatchGetItemError, ::aws_smithy_runtime_api::client::orchestrator::HttpResponse>> {
15                        let map_err = |err: ::aws_smithy_runtime_api::client::result::SdkError<::aws_smithy_runtime_api::client::interceptors::context::Error, ::aws_smithy_runtime_api::client::orchestrator::HttpResponse>| {
16                            err.map_service_error(|err| {
17                                err.downcast::<crate::operation::batch_get_item::BatchGetItemError>().expect("correct error type")
18                            })
19                        };
20                        let context = Self::orchestrate_with_stop_point(runtime_plugins, input, ::aws_smithy_runtime::client::orchestrator::StopPoint::None)
21                            .await
22                            .map_err(map_err)?;
23                        let output = context.finalize().map_err(map_err)?;
24                        ::std::result::Result::Ok(output.downcast::<crate::operation::batch_get_item::BatchGetItemOutput>().expect("correct output type"))
25                    }
26    
27                    pub(crate) async fn orchestrate_with_stop_point(
28                        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
29                        input: crate::operation::batch_get_item::BatchGetItemInput,
30                        stop_point: ::aws_smithy_runtime::client::orchestrator::StopPoint,
31                    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::interceptors::context::InterceptorContext, ::aws_smithy_runtime_api::client::result::SdkError<::aws_smithy_runtime_api::client::interceptors::context::Error, ::aws_smithy_runtime_api::client::orchestrator::HttpResponse>> {
32                        let input = ::aws_smithy_runtime_api::client::interceptors::context::Input::erase(input);
33                        use ::tracing::Instrument;
34                        ::aws_smithy_runtime::client::orchestrator::invoke_with_stop_point(
35                            "DynamoDB",
36                            "BatchGetItem",
37                            input,
38                            runtime_plugins,
39                            stop_point
40                        )
41                        // Create a parent span for the entire operation. Includes a random, internal-only,
42                        // seven-digit ID for the operation orchestration so that it can be correlated in the logs.
43                        .instrument(::tracing::debug_span!(
44                                "DynamoDB.BatchGetItem",
45                                "rpc.service" = "DynamoDB",
46                                "rpc.method" = "BatchGetItem",
47                                "sdk_invocation_id" = ::fastrand::u32(1_000_000..10_000_000),
48                                "rpc.system" = "aws-api",
49                            ))
50                        .await
51                    }
52    
53                    pub(crate) fn operation_runtime_plugins(
54                        client_runtime_plugins: ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
55                        client_config: &crate::config::Config,
56                        config_override: ::std::option::Option<crate::config::Builder>,
57                    ) -> ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins {
58                        let mut runtime_plugins = client_runtime_plugins.with_operation_plugin(Self::new());
59                        
60                        if let ::std::option::Option::Some(config_override) = config_override {
61                            for plugin in config_override.runtime_plugins.iter().cloned() {
62                                runtime_plugins = runtime_plugins.with_operation_plugin(plugin);
63                            }
64                            runtime_plugins = runtime_plugins.with_operation_plugin(
65                                crate::config::ConfigOverrideRuntimePlugin::new(config_override, client_config.config.clone(), &client_config.runtime_components)
66                            );
67                        }
68                        runtime_plugins
69                    }
70}
71impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin for BatchGetItem {
72                fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
73                    let mut cfg = ::aws_smithy_types::config_bag::Layer::new("BatchGetItem");
74
75                    cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(BatchGetItemRequestSerializer));
76                    cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(BatchGetItemResponseDeserializer));
77
78                    cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
79                        crate::config::auth::Params::builder()
80                            .operation_name("BatchGetItem")
81                            .build()
82                            .expect("required fields set")
83                    ));
84
85                    cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new(
86                            "BatchGetItem",
87                            "DynamoDB",
88                        ));
89let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
90                            signing_options.double_uri_encode = true;
91                            signing_options.content_sha256_header = false;
92                            signing_options.normalize_uri_path = true;
93                            signing_options.payload_override = None;
94
95                            cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
96                                signing_options,
97                                ..::std::default::Default::default()
98                            });
99
100                    ::std::option::Option::Some(cfg.freeze())
101                }
102
103                fn runtime_components(&self, _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
104                    #[allow(unused_mut)]
105                    let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("BatchGetItem")
106                            .with_interceptor(::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default())
107.with_interceptor(BatchGetItemEndpointParamsInterceptor)
108                            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<crate::operation::batch_get_item::BatchGetItemError>::new())
109.with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<crate::operation::batch_get_item::BatchGetItemError>::new())
110.with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<crate::operation::batch_get_item::BatchGetItemError>::new());
111
112                    ::std::borrow::Cow::Owned(rcb)
113                }
114            }
115
116            
117#[derive(Debug)]
118            struct BatchGetItemResponseDeserializer;
119            impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for BatchGetItemResponseDeserializer {
120                
121
122                fn deserialize_nonstreaming(&self, response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
123                    let (success, status) = (response.status().is_success(), response.status().as_u16());
124            let headers = response.headers();
125            let body = response.body().bytes().expect("body loaded");
126            #[allow(unused_mut)]
127            let mut force_error = false;
128            ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
129            let parse_result = if !success && status != 200 || force_error {
130                crate::protocol_serde::shape_batch_get_item::de_batch_get_item_http_error(status, headers, body)
131            } else {
132                crate::protocol_serde::shape_batch_get_item::de_batch_get_item_http_response(status, headers, body)
133            };
134            crate::protocol_serde::type_erase_result(parse_result)
135                }
136            }
137#[derive(Debug)]
138            struct BatchGetItemRequestSerializer;
139            impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for BatchGetItemRequestSerializer {
140                #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
141                fn serialize_input(&self, input: ::aws_smithy_runtime_api::client::interceptors::context::Input, _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
142                    let input = input.downcast::<crate::operation::batch_get_item::BatchGetItemInput>().expect("correct type");
143                    let _header_serialization_settings = _cfg.load::<crate::serialization_settings::HeaderSerializationSettings>().cloned().unwrap_or_default();
144                    let mut request_builder = {
145                        fn uri_base(_input: &crate::operation::batch_get_item::BatchGetItemInput, output: &mut ::std::string::String) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
146    use ::std::fmt::Write as _;
147    ::std::write!(output, "/").expect("formatting should succeed");
148    ::std::result::Result::Ok(())
149}
150#[allow(clippy::unnecessary_wraps)]
151fn update_http_builder(
152                input: &crate::operation::batch_get_item::BatchGetItemInput,
153                builder: ::http::request::Builder
154            ) -> ::std::result::Result<::http::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
155    let mut uri = ::std::string::String::new();
156    uri_base(input, &mut uri)?;
157    ::std::result::Result::Ok(builder.method("POST").uri(uri))
158}
159let mut builder = update_http_builder(&input, ::http::request::Builder::new())?;
160builder = _header_serialization_settings.set_default_header(builder, ::http::header::CONTENT_TYPE, "application/x-amz-json-1.0");
161builder = _header_serialization_settings.set_default_header(
162                        builder,
163                        ::http::header::HeaderName::from_static("x-amz-target"),
164                        "DynamoDB_20120810.BatchGetItem"
165                    );
166builder
167                    };
168                    let body = ::aws_smithy_types::body::SdkBody::from(crate::protocol_serde::shape_batch_get_item::ser_batch_get_item_input(&input)?);
169                    if let Some(content_length) = body.content_length() {
170                                let content_length = content_length.to_string();
171                                request_builder = _header_serialization_settings.set_default_header(request_builder, ::http::header::CONTENT_LENGTH, &content_length);
172                            }
173                    ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
174                }
175            }
176#[derive(Debug)]
177            struct BatchGetItemEndpointParamsInterceptor;
178
179            impl ::aws_smithy_runtime_api::client::interceptors::Intercept for BatchGetItemEndpointParamsInterceptor {
180                fn name(&self) -> &'static str {
181                    "BatchGetItemEndpointParamsInterceptor"
182                }
183
184                fn read_before_execution(
185                    &self,
186                    context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<'_, ::aws_smithy_runtime_api::client::interceptors::context::Input, ::aws_smithy_runtime_api::client::interceptors::context::Output, ::aws_smithy_runtime_api::client::interceptors::context::Error>,
187                    cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
188                ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
189                    let _input = context.input()
190                        .downcast_ref::<BatchGetItemInput>()
191                        .ok_or("failed to downcast to BatchGetItemInput")?;
192
193                    
194
195                    let params = crate::config::endpoint::Params::builder()
196                        .set_region(cfg.load::<::aws_types::region::Region>().map(|r|r.as_ref().to_owned()))
197.set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
198.set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
199.set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
200.set_account_id_endpoint_mode(::std::option::Option::Some(cfg.load::<::aws_types::endpoint_config::AccountIdEndpointMode>().cloned().unwrap_or_default().to_string()))
201.set_resource_arn_list(get_resource_arn_list(_input))
202                        .build()
203                        .map_err(|err| ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err))?;
204
205                    match cfg
206                                    .load::<::aws_types::endpoint_config::AccountIdEndpointMode>()
207                                    .cloned()
208                                    .unwrap_or_default()
209                                {
210                                    ::aws_types::endpoint_config::AccountIdEndpointMode::Preferred => {
211                                        cfg.interceptor_state().store_append(::aws_runtime::sdk_feature::AwsSdkFeature::AccountIdModePreferred);
212                                    }
213                                    ::aws_types::endpoint_config::AccountIdEndpointMode::Required => {
214                                        cfg.interceptor_state().store_append(::aws_runtime::sdk_feature::AwsSdkFeature::AccountIdModeRequired);
215                                    }
216                                    ::aws_types::endpoint_config::AccountIdEndpointMode::Disabled => {
217                                        cfg.interceptor_state().store_append(::aws_runtime::sdk_feature::AwsSdkFeature::AccountIdModeDisabled);
218                                    }
219                                    otherwise => {
220                                        ::tracing::warn!(
221                                            "Attempted to track an SDK feature for `{otherwise:?}`, which is not recognized in the current version of the SDK. \
222                                            Consider upgrading to the latest version to ensure that it is properly tracked."
223                                        );
224                                    }
225                                }
226
227                    cfg.interceptor_state().store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
228
229                    ::std::result::Result::Ok(())
230                }
231            }
232
233            // The get_* functions below are generated from JMESPath expressions in the
234            // operationContextParams trait. They target the operation's input shape.
235
236            // Generated from JMESPath Expression: keys(RequestItems)
237fn get_resource_arn_list(input: &crate::operation::batch_get_item::BatchGetItemInput) -> Option<::std::vec::Vec::<::std::string::String>> {
238    let _fld_2 = input.request_items.as_ref()?;
239    let _ret_1 = _fld_2.keys().map(Clone::clone).collect::<Vec<String>>();
240    Some(_ret_1)
241}
242
243/// Error type for the `BatchGetItemError` operation.
244#[non_exhaustive]
245#[derive(::std::fmt::Debug)]
246pub enum BatchGetItemError {
247    /// <p>An error occurred on the server side.</p>
248    InternalServerError(crate::types::error::InternalServerError),
249    #[allow(missing_docs)] // documentation missing in model
250    InvalidEndpointException(crate::types::error::InvalidEndpointException),
251    /// <p>Your request rate is too high. The Amazon Web Services SDKs for DynamoDB automatically retry requests that receive this exception. Your request is eventually successful, unless your retry queue is too large to finish. Reduce the frequency of requests and use exponential backoff. For more information, go to <a href="https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Programming.Errors.html#Programming.Errors.RetryAndBackoff">Error Retries and Exponential Backoff</a> in the <i>Amazon DynamoDB Developer Guide</i>.</p>
252    ProvisionedThroughputExceededException(crate::types::error::ProvisionedThroughputExceededException),
253    /// <p>Throughput exceeds the current throughput quota for your account. Please contact <a href="https://aws.amazon.com/support">Amazon Web ServicesSupport</a> to request a quota increase.</p>
254    RequestLimitExceeded(crate::types::error::RequestLimitExceeded),
255    /// <p>The operation tried to access a nonexistent table or index. The resource might not be specified correctly, or its status might not be <code>ACTIVE</code>.</p>
256    ResourceNotFoundException(crate::types::error::ResourceNotFoundException),
257    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
258                    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
259    variable wildcard pattern and check `.code()`:
260     \
261    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
262     \
263    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-BatchGetItemError) for what information is available for the error.")]
264                    Unhandled(crate::error::sealed_unhandled::Unhandled),
265}
266impl BatchGetItemError {
267    /// Creates the `BatchGetItemError::Unhandled` variant from any error type.
268                    pub fn unhandled(err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>) -> Self {
269                        Self::Unhandled(crate::error::sealed_unhandled::Unhandled { source: err.into(), meta: ::std::default::Default::default() })
270                    }
271    
272                    /// Creates the `BatchGetItemError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
273                    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
274                        Self::Unhandled(crate::error::sealed_unhandled::Unhandled { source: err.clone().into(), meta: err })
275                    }
276    /// 
277    /// Returns error metadata, which includes the error code, message,
278    /// request ID, and potentially additional information.
279    /// 
280    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
281        match self {
282            Self::InternalServerError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
283            Self::InvalidEndpointException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
284            Self::ProvisionedThroughputExceededException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
285            Self::RequestLimitExceeded(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
286            Self::ResourceNotFoundException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
287            Self::Unhandled(e) => &e.meta,
288        }
289    }
290    /// Returns `true` if the error kind is `BatchGetItemError::InternalServerError`.
291    pub fn is_internal_server_error(&self) -> bool {
292        matches!(self, Self::InternalServerError(_))
293    }
294    /// Returns `true` if the error kind is `BatchGetItemError::InvalidEndpointException`.
295    pub fn is_invalid_endpoint_exception(&self) -> bool {
296        matches!(self, Self::InvalidEndpointException(_))
297    }
298    /// Returns `true` if the error kind is `BatchGetItemError::ProvisionedThroughputExceededException`.
299    pub fn is_provisioned_throughput_exceeded_exception(&self) -> bool {
300        matches!(self, Self::ProvisionedThroughputExceededException(_))
301    }
302    /// Returns `true` if the error kind is `BatchGetItemError::RequestLimitExceeded`.
303    pub fn is_request_limit_exceeded(&self) -> bool {
304        matches!(self, Self::RequestLimitExceeded(_))
305    }
306    /// Returns `true` if the error kind is `BatchGetItemError::ResourceNotFoundException`.
307    pub fn is_resource_not_found_exception(&self) -> bool {
308        matches!(self, Self::ResourceNotFoundException(_))
309    }
310}
311impl ::std::error::Error for BatchGetItemError {
312    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
313        match self {
314            Self::InternalServerError(_inner) =>
315            ::std::option::Option::Some(_inner)
316            ,
317            Self::InvalidEndpointException(_inner) =>
318            ::std::option::Option::Some(_inner)
319            ,
320            Self::ProvisionedThroughputExceededException(_inner) =>
321            ::std::option::Option::Some(_inner)
322            ,
323            Self::RequestLimitExceeded(_inner) =>
324            ::std::option::Option::Some(_inner)
325            ,
326            Self::ResourceNotFoundException(_inner) =>
327            ::std::option::Option::Some(_inner)
328            ,
329            Self::Unhandled(_inner) => {
330                ::std::option::Option::Some(&*_inner.source)
331            }
332        }
333    }
334}
335impl ::std::fmt::Display for BatchGetItemError {
336    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
337        match self {
338            Self::InternalServerError(_inner) =>
339            _inner.fmt(f)
340            ,
341            Self::InvalidEndpointException(_inner) =>
342            _inner.fmt(f)
343            ,
344            Self::ProvisionedThroughputExceededException(_inner) =>
345            _inner.fmt(f)
346            ,
347            Self::RequestLimitExceeded(_inner) =>
348            _inner.fmt(f)
349            ,
350            Self::ResourceNotFoundException(_inner) =>
351            _inner.fmt(f)
352            ,
353            Self::Unhandled(_inner) => {
354                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
355                                                        write!(f, "unhandled error ({code})")
356                                                    } else {
357                                                        f.write_str("unhandled error")
358                                                    }
359            }
360        }
361    }
362}
363impl ::aws_smithy_types::retry::ProvideErrorKind for BatchGetItemError {
364    fn code(&self) -> ::std::option::Option<&str> {
365        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
366    }
367    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
368        ::std::option::Option::None
369    }
370}
371impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for BatchGetItemError {
372    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
373        match self {
374            Self::InternalServerError(_inner) =>
375            ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner)
376            ,
377            Self::InvalidEndpointException(_inner) =>
378            ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner)
379            ,
380            Self::ProvisionedThroughputExceededException(_inner) =>
381            ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner)
382            ,
383            Self::RequestLimitExceeded(_inner) =>
384            ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner)
385            ,
386            Self::ResourceNotFoundException(_inner) =>
387            ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner)
388            ,
389            Self::Unhandled(_inner) => {
390                &_inner.meta
391            }
392        }
393    }
394}
395impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for BatchGetItemError {
396    fn create_unhandled_error(
397                        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
398                        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>
399                    ) -> Self {
400        Self::Unhandled(crate::error::sealed_unhandled::Unhandled { source, meta: meta.unwrap_or_default() })
401    }
402}
403impl ::aws_types::request_id::RequestId for crate::operation::batch_get_item::BatchGetItemError {
404                                fn request_id(&self) -> Option<&str> {
405                                    self.meta().request_id()
406                                }
407                            }
408
409pub use crate::operation::batch_get_item::_batch_get_item_output::BatchGetItemOutput;
410
411pub use crate::operation::batch_get_item::_batch_get_item_input::BatchGetItemInput;
412
413mod _batch_get_item_input;
414
415mod _batch_get_item_output;
416
417/// Builders
418pub mod builders;
419
aws_sdk_dynamodb/operation/batch_get_item.rs

aws_sdk_dynamodb/operation/
batch_get_item.rs
